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Re: [Discuss-gnuradio] Question on gr.wavfile_source
From: |
Martin Braun |
Subject: |
Re: [Discuss-gnuradio] Question on gr.wavfile_source |
Date: |
Fri, 26 Jun 2009 14:46:35 +0200 |
User-agent: |
Mutt/1.5.17 (2007-11-01) |
On Thu, Jun 25, 2009 at 11:41:48AM -0700, Brook Lin wrote:
> Thanks Martin for your reply. I gave a larger gain, but still doesn't work.
> And I think I was using AM modulation in my tx_path, wasn't it? And I used
> usrp_am_mw_rcv.py to receive my transmitted signal. Should I use
> gr.interp_fir_filter_fff() on the transmitter side for am modulation? Are
> the parameters correct in optfir.low_pass()?
usrp_am_mw_rcv tries to remove a carrier which you have not sent, that's
what I meant with AM modulation.
MB
--
Dipl.-Ing. Martin Braun Phone: +49-(0)721-608 3790
Institut fuer Nachrichtentechnik Fax: +49-(0)721-608 6071
Universitaet Karlsruhe (TH) http://www.int.uni-karlsruhe.de/
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